Berkshire Hathaway Inc. Commences Registered Exchange Offer

OMAHA, Neb.--(BUSINESS WIRE)--Berkshire Hathaway Inc. (NYSE:BRK.A) (NYSE:BRK.B) (“Berkshire”) and XTRA Finance Corporation (“XFC”) today announced that they have commenced a registered exchange offer to exchange up to $400,000,000 of XFC’s newly registered 5.150% Senior Notes due 2017 (the “Exchange Notes”) for an equal amount of its privately placed 5.150% Senior Notes due 2017 (the “Original Notes”). The Exchange Notes are substantially identical to the Original Notes, except that the Exchange Notes have been registered under the Securities Act of 1933, as amended, and will not bear any legend restricting their transfer.

Berkshire and XFC will accept for exchange any and all Original Notes validly tendered and not withdrawn prior to the expiration of the exchange offer at 5:00 p.m., New York City time, on September 12, 2007, unless extended.

The terms of the exchange offer and other information relating to Berkshire and XFC are set forth in a prospectus dated August 13, 2007. Copies of the prospectuses and the related letters of transmittal may be obtained from The Bank of New York Trust Company, N.A., which is serving as the exchange agent for the exchange offer. The Bank of New York Trust Company, N.A.’s address, telephone and facsimile number are as follows:

The Bank of New York Trust Company

Corporate Trust Dept. — Reorganization Unit

101 Barclay Street, 7E

New York, NY 10286

Phone: 212-815-3738

Fax: 212-298-1915

This announcement is neither an offer to sell nor a solicitation of an offer to buy or exchange the Exchange Notes or the Original Notes. The exchange offer is made solely pursuant to the prospectus dated August 13, 2007, including any supplements thereto.